That’s a very old tutorial.
Since version 2.9, WP comes with post thumbnails built in:
http://markjaquith.wordpress.com/2009/12/23/new-in-wordpress-2-9-post-thumbnail-images/
Related Posts:
- Is it safe to store a user setting you don’t want the user to ever modify as a user option?
- Add custom fields to search
- Can I count the number of users matching a value in a multiple value key?
- extend Meta Box / Document Panel
- Add multiple images to a page sidebar
- getEntityRecord without knowing the post type
- How to delete custom field “suggestions” from dropdown list
- Add custom field to image editor
- How to load php file for specific page in admin?
- How to set default metaboxes on user creation?
- Metabox nonce PHP notice
- ajax jquery update custom field meta value front end
- How to break meta values into different items and avoid duplicates?
- ajax delete value from custom field array
- How can I sort get_users() by any value (last_name, user defined fields and more)
- Custom field for default gallery
- After moving my site from a dev subdomain, to root, all my custom meta data is gone
- Add input field to ‘Pages > Edit Page’ through functions.php
- How can I query on the year part of a complete date in a custom field?
- WordPress Custom Field Should be Unique. Is it possible?
- all tincymce’s switch when updating page after changing from html to text in custom metabox
- How to display Meta Field Value?
- Upcoming Event: How do I sort database by custom date field, but ignore past dates?
- What is the cleanest way to extract custom variables from a post
- Add source URL from Feed WordPress (Syndication) plugin to a custom field in post editor
- Auto populate a meta box field from another meta box field when publish or save
- List custom taxonomy terms from custom field
- Find page IDs with specific meta tag key value pairs
- Order query by meta_value with multiple custom fields
- How do I create a column in Users list and display user data from custom registration field
- Display only past events on that page using Visual Composer Grid Bulider
- How to add posts through CSV or excel file in a PHP file
- Better way to save image in custom field
- Jetpack post types Portfolio or Testimonials support for custom fields?
- Merge Multiple Custom Fields into one New Custom Field for Searching
- Is there a better way to list all database terms alphabetically?
- Can’t display errors in attachment_fields_to_save
- Select multiple images from custom field
- Unique meta_key with array value vs repeated meta_key with single values
- Custom Field 101
- When creating a metabox do you have to create DB fields for the data?
- Allow only one post with specific meta value
- Best filter to use for modifying custom fields on a post?
- Querying posts by latitude and longitude to build a Google Maps with several markers
- How to display childrens custom fields?
- Attach images to posts using custom fields (just paths to images already uploaded)
- how to display custom fields of post on a web page
- Changed PHP handler to DSO – weird custom fields problem [closed]
- How do I query the title (or handle?) of post meta fieldset (created with Simple Fields Plugin)
- How to fill custom fields with brackets in their key with add_post_meta()?
- Is there a way to set default custom fields when creating a new post?
- Front-End User Profile
- Add custom column for custom field
- ul list with only as many li’s as filled custom fields
- Is there a way to dump all registered sidebar/widget?
- put saved metabox values back into fields and then display on the front end
- How to hide post meta
- Custom field to array?
- How to sort by custom field value?
- Meta Box Plugin Cloned Fields – Multiple Foreach values
- get_post_meta returns 0
- How to query posts by month based on date custom field?
- Custom field bug in WordPress 3.2
- Change word in woocommerce product category custom field
- get posts based on non-single metadata
- Problem with revisions only returning four results
- How to save multiple values with same meta_key, each value linked to another tag id
- Add forms dynamically in admin pages?
- Let any visitors delete a post if they know Id nr & password?
- What WordPress “technology” would I use if I wanted subscribers to be able to mark pages with characteristics and notes?
- how can i show WordPress custom field data to my short code?
- update a custom field with the value of another existing custom field
- searching by keywords in post’s metas or pagination links problem
- Permanently show Custom Fields in Editor
- open modal window
- a lot of custom fields
- Hide custom fields by user’s role
- Ordering posts by custom fields (Date)
- update meta field value after
- PHP and Shortcode Combination
- If metabox fields has content display content
- Retrieving Advanced Custom Field within Shortcode Function [closed]
- Custom fields and auto save
- Save values generated via API as custom meta fields
- Get custom fields when hover link of post
- WP Query multiple select form – meta_query help
- update_post_meta not working in action hook
- Load code for custom fields only on admin pages?
- Custom field in a shortcode?
- Group pages by custom field values
- Exclude empty fields from custom field calculation (Average)
- How to create Parent-Child relation for custom fields?
- How to check if custom field exists in this widget query
- display loop only if a post meta data exist
- How do i output images from URL’s added to the same custom field key
- Add Custom field under the post title [closed]
- Filter Query Post by Custom Fields(by date)
- Can’t sort custom column on user.php by number / meta_value_num?
- Conditional display based on ACF checkbox
- How to add an ACF only for parent term?